Harley-Davidson FLSTFB Fat Boy Special vs Triumph Thunderbird Commander ABS (2015)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson FLSTFB Fat Boy Specialstacks up against the Triumph Thunderbird Commander ABS. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecHarley-Davidson FLSTFB Fat Boy SpecialTriumph Thunderbird Commander ABS
Model year20122015
Price$15,999
Engine1690 cc1699 cc
Horsepower94 hp
Torque146 Nm
Weight313 kg317 kg
Seat height28 mm
Fuel capacity5.0 L5.8 L
Fuel typepetrolpetrol
Transmission6-speed6-speed
Front brakesDouble discDouble disc. Nissin 4-piston fixed calipers. ABS.
Rear brakesSingle discSingle disc. Brembo 2-piston floating caliper. ABS
Tires140/75-R17 / 200/55-R17 120/70-R19 / 200/50-R17

Harley-Davidson FLSTFB Fat Boy Special vs Triumph Thunderbird Commander ABS — which should you buy?

Picking between the Harley-Davidson FLSTFB Fat Boy Special and the Triumph Thunderbird Commander ABS usually comes down to the numbers you care about most. On paper, the Harley-Davidson FLSTFB Fat Boy Special brings its published horsepower in a 313 kg package, while the Triumph Thunderbird Commander ABS counters with 94 hp at 317 kg.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: